Yep, under the More Tools menu item there is Cast to Media Device. ALT+F,L,C
When you do this the first time Edge will tell you that an extension is needed from Google in order to cast to a Chromecast device and you will be given the option of restarting Edge and having the installation of that extension occur as part of the restart.
Brian - Windows 10 Pro, 64-Bit, Version 20H2, Build 19042
Journalism 101: If someone says it’s raining and another person says it’s dry, it’s not your job to quote them both. It’s your job to look out the f**king window and find out which is true.
~ Jonathan Foster (attributed)